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jQuery: Check if div with certain class name exists
... is zero, it evaluates to false
if ($('div.mydivclass').length) {
http://api.jquery.com/size/
http://api.jquery.com/length/
UPDATE
The selected answer uses a perf test, but it's slightly flawed since it is also including element selection as part of the perf, which is not what's being tested he...
How can I get the MD5 fingerprint from Java's keytool, not only SHA-1?
...MD5 & sha1 process changed Google After we got MD5 here.we need to get API key from Google API console right. thanks guys
– Crishnan Iyengar
Jul 12 '13 at 7:16
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Node.js Mongoose.js string to ObjectId function
...invalid string? Looking for the best way to do input validation in a REST API for mongo id fields.
– Zambonilli
Jul 21 '14 at 18:42
1
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How do I get the path of a process in Unix / Linux
In Windows environment there is an API to obtain the path which is running a process. Is there something similar in Unix / Linux?
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In Angular, I need to search objects in an array
...ound';
}
}
Angular documentation is here http://docs.angularjs.org/api/ng.filter:filter
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When to use next() and return next() in Node.js
...e info [https://docs.microsoft.com/es-es/azure/architecture/best-practices/api-design#organize-the-api-around-resources][1]
Let's see the code! The concrete implementation that makes us avoid the use of next ()!
In the file index.js
//index.js the entry point to the application also caller app.js...
Python Requests package: Handling xml response
...ython comes with built-in XML parsers. I recommend you use the ElementTree API:
import requests
from xml.etree import ElementTree
response = requests.get(url)
tree = ElementTree.fromstring(response.content)
or, if the response is particularly large, use an incremental approach:
response = requ...
jQuery - What are differences between $(document).ready and $(window).load?
... console.log("window is loaded");
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
Query 3.0 version
Breaking change: .load(), .unload(), and .error() removed
These methods are shortcuts for event operations, but had several API
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Leaflet - How to find existing markers, and delete markers?
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The cloudmade API that is included for the tiles in this example seems to be inactive now. Here is a fork that is the exact same, but uses mapquest tile server instead of cloudmade, so no API key needed. jsfiddle.net/nqDKU
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How to create a shared library with cmake?
...0.0.
set_target_properties(mylib PROPERTIES SOVERSION 1)
Declare public API of your library. This API will be installed for the third-party application. It is a good practice to isolate it in your project tree (like placing it include/ directory). Notice that, private headers should not be instal...